body {
  padding-bottom: 1.625rem;
}

section {
  margin: 0 auto;
  max-width: 55rem;
  padding: 1.625rem;
}
section.demo {
  border: 2px dashed #e6e6e6;
  border-radius: .8125rem;
  box-shadow: inset 0px 0px 1.625rem rgba(0, 0, 0, 0.05);
  margin-top: 1.625rem;
}